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75 year old women complaints of right side shoulder pain so she takes diclofenac 2 times after that she developed epigastric pain and generalized weakness. What to t

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NSAID peptic ulcer management PPI elderly

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NSAID-Induced Gastropathy in a 75-Year-Old — Assessment & Management

What Happened (Pathophysiology)

Diclofenac is a non-selective NSAID. It inhibits both COX-1 and COX-2. COX-1 inhibition reduces gastric prostaglandin (PGE₂) synthesis, which normally:
  • Stimulates protective mucus and bicarbonate secretion
  • Maintains mucosal blood flow
  • Promotes epithelial cell renewal
Without this protection, the gastric mucosa is vulnerable to acid damage → NSAID-induced gastropathy (erosions, ulcers) and epigastric pain.
The "generalized weakness" in a 75-year-old woman is a red flag — it may signal:
  • Occult upper GI bleeding (iron-deficiency anemia, hemodynamic compromise)
  • Acute blood loss
  • Electrolyte disturbance
In elderly patients, NSAID-induced ulcers often cause no antecedent symptoms until manifesting as complicated disease with bleeding or perforation. — Yamada's Textbook of Gastroenterology, 7th ed.

Immediate Assessment

PriorityAction
VitalsHR, BP (check for orthostatic drop), SpO₂
CBCHemoglobin/hematocrit — is there GI bleeding?
BMPRenal function (NSAIDs reduce renal prostaglandins → renal toxicity), electrolytes
StoolOccult blood test / look for melena
Upper endoscopy (EGD)If hemodynamically unstable, melena, or Hb drop — urgent EGD

Step 1 — Stop the NSAID

Discontinue diclofenac immediately. This is the single most important step. If pain management is still needed for her shoulder, alternatives include:
  • Topical diclofenac gel (far fewer systemic GI effects)
  • Acetaminophen (paracetamol) for mild-moderate pain
  • Physiotherapy / corticosteroid injection for shoulder pathology
  • If an NSAID is truly required: switch to a COX-2 selective inhibitor (e.g., celecoxib) at the lowest dose, always with a PPI
"If the NSAID can be discontinued, PPI therapy is only required for 4–8 weeks to allow for ulcer healing. Should NSAID treatment be necessary, guidelines recommend considering a COX-2-selective NSAID at the lowest possible dose along with daily PPI therapy." — Clinical GI Endoscopy, Expert Consult, 3e

Step 2 — Start a Proton Pump Inhibitor (PPI)

First-line treatment for NSAID-induced ulcer/gastropathy:
DrugDose
Omeprazole20–40 mg once daily
Pantoprazole40 mg once daily
Esomeprazole40 mg once daily
Duration: 4–8 weeks (if NSAID stopped). If ongoing NSAID use is unavoidable, continue indefinitely.
PPIs significantly reduce the risk of both gastric and duodenal NSAID-induced ulcers. They are superior to H₂-blockers for both healing and prevention.

Step 3 — Test for H. pylori

There is a synergistic effect between H. pylori infection and NSAID use in causing upper GI bleeding. All patients with NSAID-induced PUD should be tested:
  • Non-invasive: Urea breath test, stool antigen test
  • Invasive (if endoscopy performed): CLO test (rapid urease), biopsy
If positive → eradicate with standard triple therapy (PPI + amoxicillin + clarithromycin × 14 days).
"All patients who require ongoing NSAID therapy should be tested for H. pylori and treated as necessary." — Clinical GI Endoscopy, Expert Consult, 3e

Step 4 — Manage Complications (If Present)

If hemoglobin is low or melena present:
  • IV access, fluid resuscitation
  • Consider IV PPI infusion (pantoprazole 80 mg bolus → 8 mg/hr infusion) pre-endoscopy
  • Urgent upper GI endoscopy (EGD) within 24 hours
  • Transfuse if Hb < 7 g/dL (or < 8 if cardiac disease)
  • Endoscopic hemostasis if active bleeding found

Special Considerations in the Elderly

  • Age ≥ 65 is itself a major independent risk factor for NSAID-induced GI complications
  • Renal function is often reduced — NSAIDs can cause acute kidney injury; check creatinine
  • Polypharmacy is common — check for anticoagulants, aspirin, steroids (all increase GI risk)
  • Cardiovascular risk: NSAIDs (especially COX-2 inhibitors) increase CV events — weigh risks carefully
"The incidence of adverse renal or cardiovascular events remains increased, especially in patients who are elderly, have multiple comorbid conditions, and take many medications." — Goldman-Cecil Medicine

Summary Algorithm

75F + diclofenac → epigastric pain + weakness
         ↓
1. STOP diclofenac
2. Check CBC, BMP, stool for blood
3. Start PPI (omeprazole 40 mg OD)
4. Test & treat H. pylori
5. If Hb low / melena → urgent EGD + IV PPI
6. Alternative analgesia (topical NSAID / acetaminophen / celecoxib + PPI)
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